Federal — Supplemental Information on Tax-Exempt Bonds
More about the Federal 990 (Schedule K)
We last updated Federal 990 (Schedule K) in January 2024 from the Federal Internal Revenue Service. This form is for income earned in tax year 2023, with tax returns due in April 2024. We will update this page with a new version of the form for 2025 as soon as it is made available by the Federal government.
Other Federal Estate Tax Forms:
In addition to information about Federal income tax brackets, Tax-Brackets.org provides a total of 775 Federal income tax forms, as well as many federal income tax forms. Here's a list of some of the most commonly used Federal tax forms:
| Form Code | Form Name |
|---|---|
| 1041 (Schedule I) | Alternative Minimum Tax - Estates and Trusts |
| Form 1041 | U.S. Income Tax Return for Estates and Trusts |
| 990 (Schedule K) | Supplemental Information on Tax-Exempt Bonds |
| 990 (Schedule R) | Related Organizations and Unrelated Partnerships |
| Form 709 | United States Gift (and Generation-Skipping Transfer) Tax Return |
View all 775 Federal Income Tax Forms
Disclaimer: While we do our best to keep 990 (Schedule K) up to date and complete on Tax-Brackets.org, we cannot be held liable for errors or omissions. Is this form missing or out-of-date? Please let us know so we can fix it!
Tax Form Sources:
- Federal Internal Revenue Service ( http://www.irs.gov/
) - Internal Revenue Service Income Tax Forms ( https://www.irs.gov/forms-instructions-and-publications )